by Barbara McCauley $7.00
by Redaksi (Penghimpun) $7.00
by Alberthiene Endah $30.00
by Jean Marie Stine $11.00
by Prof. Mr. Dr. Sudargo Gautama $6.00
by Ir. Nur Tjahjadi $5.00
by Laboratorium FH UNPAR $6.00
by Notosusanto. Nugroho $6.00
by Hendra Sutardhio $9.00
by Mohammad As Sa'dawi $5.00
by Arleen Amijaya $6.00